ThoseWhoSwift

Official X account of newsletter.

[ThoseWhoSwift @ThoseWhoSwift]

An exciting announcement! 🚨

Those Who Shift newsletter will move to @substack in February. Of course it's FREE!

You can subscribe here if you haven't already. 👇

https://t.co/Nn5wL3XvyU

[Anton Gubarenko @AntonGubarenko]

visionOS 27: UILookToScrollInteraction https://t.co/Lusvreaqpw

[Anton Gubarenko @AntonGubarenko]

iOS 27: USDKit Framework tutorial with examples! https://t.co/zNQiWo12ip #SwiftUI #iOSDev

[ThoseWhoSwift @ThoseWhoSwift]

Every Wednesday, an issue with the latest news, updates, and stories.

Every Sunday, an issue with tips, tutorials, and knowledge from world-class and well-known developers.

Best newsletter for mobile app developers. Join 16K+ readers here: https://t.co/Nn5wL3XvyU

[ThoseWhoSwift @ThoseWhoSwift]

Check out the article from @mfaani on git worktrees — the underused feature that lets you check out multiple branches at once, and why it's suddenly relevant as AI agents work across branches in parallel.

https://t.co/6La0NeWfqJ

[ThoseWhoSwift @ThoseWhoSwift]

Every Wednesday, an issue with the latest news, updates, and stories.

Every Sunday, an issue with tips, tutorials, and knowledge from world-class and well-known developers.

Best newsletter for mobile app developers. Join 16K+ readers here: https://t.co/Nn5wL3XvyU

[ThoseWhoSwift @ThoseWhoSwift]

In this video, @amyruthworrall wires up Apple's own SF Symbols renderer to preview symbols exactly as the system draws them — a neat bit of tooling for anyone who's been squinting at approximations.

https://t.co/Ebq8Z9Kn6U

[ThoseWhoSwift @ThoseWhoSwift]

Every Wednesday, an issue with the latest news, updates, and stories.

Every Sunday, an issue with tips, tutorials, and knowledge from world-class and well-known developers.

Best newsletter for mobile app developers. Join 16K+ readers here: https://t.co/Nn5wL3XvyU

[ThoseWhoSwift @ThoseWhoSwift]

An investigation by @fatbobman into how Apple improved SwiftUI type-checking performance through TupleContent, shared builder APIs, and deferred conditional conformance.

https://t.co/Rjs09GtXXP

[ThoseWhoSwift @ThoseWhoSwift]

Every Wednesday, an issue with the latest news, updates, and stories.

Every Sunday, an issue with tips, tutorials, and knowledge from world-class and well-known developers.

Best newsletter for mobile app developers. Join 16K+ readers here: https://t.co/Nn5wL3XvyU

[ThoseWhoSwift @ThoseWhoSwift]

A focused demonstration from @StewartLynch of @State becoming a macro in Xcode 27. The new implementation lazily evaluates its initializer, avoiding unnecessary work when SwiftUI recreates a view.

https://t.co/EzAeF17XiW

[ThoseWhoSwift @ThoseWhoSwift]

Every Wednesday, an issue with the latest news, updates, and stories.

Every Sunday, an issue with tips, tutorials, and knowledge from world-class and well-known developers.

Best newsletter for mobile app developers. Join 16K+ readers here: https://t.co/Nn5wL3XvyU

[ThoseWhoSwift @ThoseWhoSwift]

Researchers from @mysk_co document a WebKit issue that can expose a user’s real IP address and DNS queries while using proxy-based browsers or iCloud Private Relay.

https://t.co/OHhuUVFJaj

[ThoseWhoSwift @ThoseWhoSwift]

Every Wednesday, an issue with the latest news, updates, and stories.

Every Sunday, an issue with tips, tutorials, and knowledge from world-class and well-known developers.

Best newsletter for mobile app developers. Join 16K+ readers here: https://t.co/Nn5wL3XvyU

[ThoseWhoSwift @ThoseWhoSwift]

A practical implementation of Server-Sent Events using URLSession.bytes(for:), along with a small test server by @onmyway133. Particularly useful for apps consuming AI responses or other incrementally delivered data.

https://t.co/c83HU6oOG9

[ThoseWhoSwift @ThoseWhoSwift]

Every Wednesday, an issue with the latest news, updates, and stories.

Every Sunday, an issue with tips, tutorials, and knowledge from world-class and well-known developers.

Best newsletter for mobile app developers. Join 16K+ readers here: https://t.co/Nn5wL3XvyU

[ThoseWhoSwift @ThoseWhoSwift]

StructuredQueries 0.35 introduces schema-checked support for JSON and JSONB data in SQLite. The article from @pointfreeco shows how to retain type safety while working with semi-structured local data.

https://t.co/uAsAdEN3Fm

[ThoseWhoSwift @ThoseWhoSwift]

Every Wednesday, an issue with the latest news, updates, and stories.

Every Sunday, an issue with tips, tutorials, and knowledge from world-class and well-known developers.

Best newsletter for mobile app developers. Join 16K+ readers here: https://t.co/Nn5wL3XvyU

[ThoseWhoSwift @ThoseWhoSwift]

Command-line steps for installing simulator runtimes when Xcode 27 beta remains stuck on “fetching download information.” A useful workaround by @donnywals to keep nearby when the graphical installer fails.

https://t.co/oeW3ig8kjY

[ThoseWhoSwift @ThoseWhoSwift]

Every Wednesday, an issue with the latest news, updates, and stories.

Every Sunday, an issue with tips, tutorials, and knowledge from world-class and well-known developers.

Best newsletter for mobile app developers. Join 16K+ readers here: https://t.co/Nn5wL3XvyU

[ThoseWhoSwift @ThoseWhoSwift]

A clear explanation of Sendable types and @Sendable closures from @twannl, with examples showing how values move safely across concurrency boundaries. A solid reference when working through Swift 6 strict-concurrency warnings.

https://t.co/bZSk6RMXCU